We want to allow builds in chroots that lack /bin/sh.  Thus, system(3)
and popen(3) need to be tweaked to use the right shell.  For the bootstrap
glibc, we just use whatever `sh' can be found in $PATH.  The final glibc
instead uses the hard-coded absolute file name of `bash'.

--- a/sysdeps/posix/system.c
+++ b/sysdeps/posix/system.c
@@ -134,7 +134,7 @@ do_system (const char *line)
       INIT_LOCK ();
 
       /* Exec the shell.  */
-      (void) __execve (SHELL_PATH, (char *const *) new_argv, __environ);
+      (void) __execvpe (SHELL_NAME, (char *const *) new_argv, __environ);
       _exit (127);
     }
   else if (pid < (pid_t) 0)

--- a/libio/iopopen.c
+++ b/libio/iopopen.c
@@ -145,7 +145,7 @@ _IO_new_proc_open (fp, command, mode)
 	    _IO_close (fd);
 	}
 
-      _IO_execl ("/bin/sh", "sh", "-c", command, (char *) 0);
+      execlp ("sh", "sh", "-c", command, (char *) 0);
       _IO__exit (127);
     }
   _IO_close (child_end);


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<div class='path'>path: <a href='/guix/log/?id=0c0fdae4ab6480fcb34bc907a2e2a419d3c4a3ff'>root</a>/<a href='/guix/log/gnu?id=0c0fdae4ab6480fcb34bc907a2e2a419d3c4a3ff'>gnu</a>/<a href='/guix/log/gnu/packages?id=0c0fdae4ab6480fcb34bc907a2e2a419d3c4a3ff'>packages</a>/<a href='/guix/log/gnu/packages/fpga.scm?id=0c0fdae4ab6480fcb34bc907a2e2a419d3c4a3ff'>fpga.scm</a></div><div class='content'><table class='list nowrap'><tr class='nohover'><th class='left'>Age</th><th class='left'>Commit message (<a href='/guix/log/gnu/packages/fpga.scm?id=0c0fdae4ab6480fcb34bc907a2e2a419d3c4a3ff&amp;showmsg=1'>Expand</a>)</th><th class='left'>Author</th></tr>
<tr><td><span title='2022-01-14 12:59:33 +0100'>2022-01-14</span></td><td><a href='/guix/commit/gnu/packages/fpga.scm?id=923dcc359731544db9ced910fac04f3e8546c88d'>gnu: iverilog: Update to 11.0.</a><span class='msg-avail'>...<span class='msg-tooltip'>* gnu/packages/fpga.scm (iverilog): Update to 11.0.
[arguments]: Add make-flags.
</span></span></td><td>Danny Milosavljevic</td></tr>
<tr><td><span title='2021-12-29 22:48:22 -0800'>2021-12-29</span></td><td><a href='/guix/commit/gnu/packages/fpga.scm?id=80f179fb6b98c823cb3dd1ae6ee1f8dd3af794b5'>gnu: python-myhdl: Fix trailing whitespace in description.</a><span class='msg-avail'>...<span class='msg-tooltip'>* gnu/packages/fpga.scm (python-myhdl)[description]: Fix trailing whitespace.
</span></span></td><td>Vagrant Cascadian</td></tr>
<tr><td><span title='2021-12-18 19:36:32 +0100'>2021-12-18</span></td><td><a href='/guix/commit/gnu/packages/fpga.scm?id=286da74b80f90ed851c04f97b3d852ce03159834'>gnu: nvc: Update to 1.5.3.</a><span class='msg-avail'>...<span class='msg-tooltip'>* gnu/packages/fpga.scm (nvc): Update to 1.5.3.
</span></span></td><td>Tobias Geerinckx-Rice</td></tr>
<tr><td><span title='2021-12-13 17:48:25 +0100'>2021-12-13</span></td><td><a href='/guix/commit/gnu/packages/fpga.scm?id=8394619baceb118df92e355377fd543bb1aa501a'>gnu: Simplify package inputs.</a><span class='msg-avail'>...<span class='msg-tooltip'>This commit was obtained by running:

  ./pre-inst-env guix style

without any additional argument.
</span></span></td><td>Ludovic Courtès</td></tr>
<tr><td><span title='2021-10-16 17:30:30 +0200'>2021-10-16</span></td><td><a href='/guix/commit/gnu/packages/fpga.scm?id=877313f8c04c7d240f1211fcfb9843ac19d70a74'>gnu: gtkwave: Update to 3.3.111.</a><span class='msg-avail'>...<span class='msg-tooltip'>* gnu/packages/fpga.scm (gtkwave): Update to 3.3.111.
</span></span></td><td>Tobias Geerinckx-Rice</td></tr>
<tr><td><span title='2021-09-04 22:09:02 +0200'>2021-09-04</span></td><td><a href='/guix/commit/gnu/packages/fpga.scm?id=cb9552c2aa30805bd908d9945ff7138b9066f7f4'>gnu: nvc: Update to 1.5.2.</a><span class='msg-avail'>...<span class='msg-tooltip'>* gnu/packages/fpga.scm (nvc): Update to 1.5.2.
[arguments]: Don't return #t from phases.
</span></span></td><td>Tobias Geerinckx-Rice</td></tr>